Cannot ping Windows machines on server network

[Kalin KOZHUHAROV]

On Thu, Apr 26, 2018 at 1:06 AM, Eddie <stunnel at attglobal.net> wrote:
> They are pingable from the server and all other machines on the network.
> There are no routing of firewall rules anywhere that call out these 2
> machines either by IP or name.
>
Are you sure they are pingable? By default Windows client boxes not
reply to ping.

The 1st answer that came up:
https://answers.microsoft.com/en-us/windows/forum/windows_7-networking/how-to-enable-ping-response-in-windows-7/5aff5f8d-f138-4c9a-8646-5b3a99f1cae6

Kalin.